Duet 50 True Wireless Earbuds Bluetooth 5.0 [Featured in Rolling Stone, Forbes] 40 Hour Long Battery Life with Charging Case. Sweatproof Truly Wireless APTX Headphones for Running. TWS Microphone

[Perfect for Runners] The Duet 50’s are fully sweatproof and can handle long runs and hikes in the rain and snow. Nano-coating creates IPX-5 rated sweat-proofing in this slim, light-weight design. Great for any sport!

[40 Hours of Battery Life] Super long battery life! The ear buds can play music for 8 hours straight, and the charging case holds 32 more hours of playtime. A single charge of the case with a micro USB cable can power 40 total hours.

[American Hi-Fi Sound] Tuned in our Boston HQ to produce the rich tone of the classic American hi-fi stereos - strong bass, natural midrange, and crisp highs. Unlike other truly wireless earbuds, the Duet 50’s have a full, vibrant sound.

[Built-In Microphone] Take wireless calls and control your music without ever touching your iPhone or Android. The in-line mic gives you the freedom of cordless phone calls. You can take phone calls with a single earbud or both at the same time.

[Wireless Music Controls] Easily adjust the volume, skip songs, pause/play music, answer calls, and activate Siri and Google Voice Assistant without ever touching your phone! By tapping on the earpiece button, you have full control over your audio.

size:

Duet 50

Retail Price: $ 49.99

Wholesale Price: Inquire Now

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Back Bay Audio spent years refining the Duet 50 earbuds to give them the richest sound quality, the longest battery life, and the most portable design. The result is a sleek, versatile pair of earbuds that our team personally uses in our Boston office and during our most intense workouts.

Extra-Long Battery Life The small charging case can power a total of 40 hours of music on the go! The earbuds can play music for 8 hours before needing to recharge. The magnetic charging pod can power 32 more hours of music!

Classic American Hi-Fi Sound Sound quality is our passion at Back Bay. We’ve dialed in the warm, vocal tone of classic American hi-fi stereo systems. Our custom-voiced preamplifier circuitry lets us emphasize bass fullness while making sure that the vocals and high notes are natural and detailed. Using APTx technology, the earbuds can reproduce CD-quality sound.

Strong Connection with Bluetooth 5.0 The most important factor of any true wireless (TWS) earbuds is connection strength. With Qualcomm’s wireless technology and the newest Bluetooth 5.0, we’ve created a strong seamless connection.

Sweatproof The Duet 50's were built for long workouts. Enjoy the freedom of a long jog or bike ride in the rain without worrying about your buds.

Hands-Free Phone Calls Answer calls without ever touching your phone. Duet 50’s feature two microphones so your voice will be loud and clear during phone calls.

Tech Specs

BT Version: 5.0
Driver Sensitivity: 95±3dB
Impedance: 16Ω±15%
Total Harmonic Distortion: ≤5%
Codecs Supported: APTX, AAC, SBC
Profiles Supported: HFP, HSP, A2DP, AVCP
Frequency Range: 20Hz - 20kHZ
Driver Size: φ6mm
Wireless Range: 30 feet
Microphone Sensitivity: -42±3dB
Waterproof Rating: IPX-5
Earphone Playtime: 8 Hours
Total Playtime with Charging Case: 40 Hours

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Duet 50 True Wireless Earbuds Bluetooth 5.0 [Featured in Rolling Stone, Forbes] 40 Hour Long Battery Life with Charging Case. Sweatproof Truly Wireless APTX Headphones for Running. TWS Microphone

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Product Description

Sweatproof The Duet 50's were built for long workouts. Enjoy the freedom of a long jog or bike ride in the rain without worrying about your buds.

Hands-Free Phone Calls Answer calls without ever touching your phone. Duet 50’s feature two microphones so your voice will be loud and clear during phone calls.

Tech Specs

BT Version: 5.0
Driver Sensitivity: 95±3dB
Impedance: 16Ω±15%
Total Harmonic Distortion: ≤5%
Codecs Supported: APTX, AAC, SBC
Profiles Supported: HFP, HSP, A2DP, AVCP
Frequency Range: 20Hz - 20kHZ
Driver Size: φ6mm
Wireless Range: 30 feet
Microphone Sensitivity: -42±3dB
Waterproof Rating: IPX-5
Earphone Playtime: 8 Hours
Total Playtime with Charging Case: 40 Hours

Shipping Notices:

1 Contraband and limited items:

Clgarette,Alcohol,Contraband ?Do not accept

Liquid,cream or cosmetics items are quantity limited in shopping agent service

Chinese medicine is limited to ship by Chinese exporting goods.

2 Limitation for different shipping methods:

3 Yoybuy Product's Label:

Sensitive Product(SEN)

Product With battery

Cream

Powder

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4 Volume weight Requested:

volume weight=length*height*Width/5000

one side must be less than 120cm，otherwise there is additional fee；250cm products can not be accept；

Any side must be less than 60cm，otherwise you will be charged the greater one between real weight and volume weight，more than 120cm will be not accepted.