SD251-BT – Professional In-Ear Studio Monitors
Whether you’re mixing a recording or monitoring a bass line, you want earphones that deliver high-definition bass and super-transparent highs across an ultra-wide dynamic range. Our SD251-BT in-ear monitors fulfill your need to compose your own tunes in peace, no matter where you are – at a price that is very kind to every budget!
Unparalleled Comfort & Isolation
Secure over-the-ear and ultra-lightweight design of SD251-BT monitors allows you to keep them on for extended studio, chat, or gaming sessions without any feel of weight over your head. 3 sets of ultra-soft earplugs provide perfect fitment for all ears with lasting comfort.
Ultra-Long Life Battery Backup
When fully charged, your SD251-BT provides up to 7 hours of music playback. They come with high-quality USB charging cable for quick charge on the go. A low battery voice prompt is also built in for convenience.
True companion of musicians and composers – high-quality electromagnetically shielded design isolates all vicinity noises present in an electronic gadget-filled studio environment. Top-grade neodymium micro-drivers deliver high-fidelity audio for instruments and vocals.
Low Latency Technology
The SD251-BT comes with a built-in aptX™ audio codec from Qualcomm* for ultra-low latency that enhance movie watching and gaming experiences.
Music & More
SD251-BT’s outstanding performance goes far beyond its high-quality sound, with features that include a built-in microphone for crystal clear hands-free calling, automatic pairing with your phone or any Bluetooth* playback device, convenient multi-function button controls for power, pairing, play, stop, skip, call answering, and much more. Your SD251-BT will become your new favorite go-to device for your life on the go!
- Professional studio-grade wireless monitoring earphones
- Dynamic micro-driver provides wide frequency response (20 Hz - 20 kHz), delivering full bass and detailed highs
- Bluetooth 5.0 technology for exceptional sound quality with up to 10 m (33 ft) of wireless freedom
- Supports Qualcomm aptX high quality and low latency audio for enhanced video watching and gaming experiences
- Built-in CVC 8.0 isolates the user's voice from surrounding clutter for clear phone conversation
- Sound-isolating design with a variety of sleeves to block outside noise for detailed musical experience
- Secure over-the-ear design ensures earphones stability and comfort
- 360-degree rotating gold-plated MMCX lock-snap connector for flexibility and versatile connectivity options
- Bluetooth communication cable for seamless phone calls and effortless music controls
- Up to 7-hours of battery life - USB charging cable included
- Zipper carry case included to enjoy your music on-the-go
- Includes foam and silicone earplugs in 3 sizes to ensure a perfect fit
20 Hz to 20 kHz
|Sound pressure level (SPL)||
93 dB @1kHz (105 dB peak)
2402 MHz ~ 2480 MHz
|Max output power||
Up to 10 m (33 ft) in line of sight
aptX, AAC, SBC
-42 dB (±3 dB) @ 1 kHz, 0 dB = 1 V/Pa
Rechargeable lithium battery
Up to 7 hrs
Up to 150 hrs
1 hr via USB 5 V / 500 mA
MMCX connector, detachable
25 cm (10")
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