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Sony RF400 Wireless TV Headphones vs Avantree Duet TV Headphones

The Avantree Duet is the better pick for most TV listeners. It ships with two headphones and a charging dock, has a 30ms low-latency link, a Clear Voice dialogue mode, and a volume boost for hearing support. The Sony RF400 is a single-headphone set with a 150ft range and a voice mode, but it needs an RCA or headphone jack on the TV, so it will not work with HDMI-only or optical-only sets. Reviewers rate the Sony well for comfort and battery life, while Duet owners praise the dual-headphone setup and easy setup.

  • Choose the Sony RF400 if you watch alone, your TV has an RCA audio out or headphone jack, and you want the longest wireless range.
  • Choose the Avantree Duet if two people watch together, your TV has optical or AUX output, or you want clearer dialogue and a volume boost.

Prices

  • Sony RF400 Wireless TV Headphones: $120.00 at eBay (last seen Nov 8)
  • Avantree Duet TV Headphones: $239.99 at Best Buy (last seen Nov 8)
  • Difference: the Sony RF400 Wireless TV Headphones is $119.99 cheaper than the Avantree Duet TV Headphones at the latest prices (Nov 8)
Sony
Sony RF400 Wireless Home Theater Headphones for Watching TV (WHRF400)

Sony RF400 Wireless TV Headphones

Sony RF400 Wireless Home Theater Headphones for Watching TV (WHRF400)

4.2(699 ratings)
$120.00at eBayObserved at 10:01 PM
See all prices and details
Visit eBay

Store links may earn us a commission.

Pros
  • Long 150ft wireless range
  • Up to 20 hours of battery life
  • Closed over-ear design with comfortable pads
  • Simple dock-and-go setup
Cons
  • Needs an RCA or headphone jack on the TV
  • Only one pair of headphones included
  • No optical or HDMI input
  • No volume boost for hearing loss
Avantree
Avantree Duet

Avantree Duet TV Headphones

Avantree Duet

4.6(9 ratings)
$239.99at Best BuyObserved Nov 8, 2026, 2:32 AM
See all prices and details
Visit Best Buy
Pros
  • Two headphones and a charging dock in one box
  • Optical and AUX inputs with soundbar passthrough
  • 30ms low-latency audio
  • Clear Voice mode and volume boost for seniors
  • Scalable to more headphones
Cons
  • Shorter 100ft range
  • Plastic build
  • No active noise cancellation

What separates them

Sony RF400 Wireless TV HeadphonesAvantree Duet TV Headphones
Headphones includedOne pairTwo pairs
TV connectionRCA audio out or headphone jack onlyOptical and AUX inputs, with audio passthrough to a soundbar
Wireless rangeUp to 150 ftUp to 100 ft
Audio latencyNot specified30ms low-latency 2.4GHz
Dialogue and hearing supportVoice modeClear Voice mode plus volume boost up to 20% louder
ChargingCharge the headphones directlyTransmitter base doubles as a charging dock for both headphones
Battery lifeUp to 20 hoursUp to 20 hours, 1.5-hour full charge
Fit and weightClosed over-ear with adjustable headbandOver-ear cups, 248g, extra-deep pads

Price history

$239.99$120.00
Nov 5Nov 9
  • Sony RF400 Wireless TV Headphones: lowest $120.00 on Nov 9 at eBay.
  • Avantree Duet TV Headphones: lowest $239.99 on Nov 5 at Walmart; $239.99 on Nov 8.

Prices at every store

Sony RF400 Wireless TV Headphones

  • eBayNew

    In stock

    $120.00Free shippingObserved at 10:01 PM
    Visit eBay
  • Teds ElectronicsNew

    In stockReturn policy

    $120.99Observed at 10:00 PM
    Visit Teds Electronics
  • TargetNew

    In stock

    $158.00Free shippingObserved at 10:01 PM
    Visit Target
  • WalmartNew

    In stockSold by Video & Audio Center

    $158.00Free shippingObserved at 10:01 PM
    Visit Walmart

Also available at

  • SorvinaCheck price at Sorvina
  • Techloop LivingCheck price at Techloop Living

Store links may earn us a commission.

All 14 stores and price history →

Avantree Duet TV Headphones

  • Best BuyNew

    In stock

    $239.99Free shippingObserved Nov 8, 2026, 2:32 AM
    Visit Best Buy
  • WalmartNew

    In stockSold by AvantalkDirect

    $239.99Free shippingObserved Nov 8, 2026, 2:32 AM
    Visit Walmart
  • AmazonNew

    Availability unknown

    As an Amazon Associate, Deal.ai earns from qualifying purchases.

    $239.99Free shippingObserved Nov 8, 2026, 2:32 AM
    Visit Amazon
  • AvantreeNew

    Availability unknown

    $239.99Observed Nov 5, 2026, 9:40 AM
    Visit Avantree
All 5 stores and price history →

Specs compared

SpecSony RF400 Wireless TV HeadphonesAvantree Duet TV Headphones
Headphone Cup Type—On-ear
Body Part Use—Ear
Noise Cancellation Type—No noise cancellation
Max Battery Life—Up to 20 hours play time
Recharge Time—1.5 hours (fully charges headphones)
Rechargeable Battery—Yes
Driver Size—40mm dia.
Frequency Response—20Hz – 20kHz
Headphone Impedance—32 ohms ±15%
Audio Highlights—Volume Boost for Seniors
Connectivity Technology—Wireless
Wireless Type—2.4GHz
Show all 31 specsShow fewer specs
SpecSony RF400 Wireless TV HeadphonesAvantree Duet TV Headphones
Compatible Devices—TV
Transmission Range—Up to 100ft / 30m
Radio Frequency Range—2.4GHz
Remote Control Function—Independent volume control
Style—On Ear Headphones
Weight—248g
Dimensions—56 x 36mm (ear pads inner diameter)
Material—Plastic
Manufacturing—China (country of origin)
edition

What reviewers say

Sony RF400 Wireless TV Headphones

  • 4.2 / 5699 ratings

Owners rate the RF400 well for comfort, range and easy charging, and many use it to watch TV at night without waking the house. Complaints center on hiss, weak bass and the lack of digital inputs on newer TVs.

What people mention
  • Sound qualityMixedOwners find dialogue clear with voice mode, but call the overall sound thin with light bass.
  • HissCriticisedMany hear a steady background hiss, most noticeable in quiet scenes and at low volume.
  • ComfortPraisedThe padded headband and ear cups are described as comfortable for multi-hour viewing.
  • BatteryPraisedOwners report the 20-hour rating holds up and like that the dock recharges the set.

Questions and answers

Which is better for watching TV with a partner?
The Avantree Duet. It includes two headphones and a dock that charges both, so two people can listen at once with independent volume.
Will the Sony RF400 work with my TV?
Only if your TV has an RCA audio out or a headphone jack. TVs with HDMI or digital optical output only need a different model, such as the Sony WH-L600.
Which has lower audio lag?
The Avantree Duet. Its 2.4GHz link is rated at 30ms, which keeps lip sync tight. Sony does not publish a latency figure for the RF400.
Which is better for someone with hearing loss?
The Avantree Duet. It has a Clear Voice mode and a volume boost up to 20% louder than regular headphones. The Sony has a voice mode but no boost.
Which has the longer wireless range?
The Sony RF400, at up to 150ft versus up to 100ft for the Duet. Both cover a normal room with room to spare.
Is the Duet worth stepping up to over the Sony?
Yes if you watch with someone else or your TV only has optical output. The Sony is the simpler choice for a single viewer on an older TV.

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More comparisons

  • Sony RF400 Wireless Home Theater Headphones for Watching TV (WHRF400) vs Sennheiser RS 275 Wireless TV Headphones with Transmitter
  • Sennheiser RS 275 Wireless TV Headphones with Transmitter vs Avantree Duet
  • Sony RF400 Wireless Home Theater Headphones for Watching TV (WHRF400) vs Wireless TV Headphones with 2.4G Digital RF Transmitter
  • Wireless TV Headphones with 2.4G Digital RF Transmitter vs Avantree Duet

Buying guides that pick them

  • Best wireless headphones for TV
—
Black D6129
color—Black
Connection Type—Wireless
Headphone Fit—Over-the-Ear
Brand—Avantree
Model Number—WSHT-D6129-BLK
Sound Isolating—true
Warranty - Parts—2-year warranty
Warranty - Labor—2-year warranty
Speaker Configuration—2.0 (stereo)