5ノートブックMP3 MP4他のBT対応のオーディオデバイスは、iPhone 7注用のドックブラック充電クールマックスD2ワイヤレスBTヘッドフォンブルートゥース4.0 CSR8610インイヤーBuninessイヤホンステレオ音楽ヘッドセットハンズフリー通話USB
Features:
[Advanced BT Technology]
Wireless BT 4.0 Technology ensures transmitting strong signal in high quality and high speed. D2 delivers high-fidelity stereo music, making you immerse in your music world.
[Hands-free & Multipoint Technology]
With built-in microphone, D2 enables hands-free calls to ensure driving safety. It also supports multipoint technology, and can switch freely from your personal and business phones.
[CVC Noise Reduction]
CVC noise reduction technology cancells the ambient noise and enhances call audio transmission performance, providing you a high quality conversation.
[Easy Operation]
Simple operation, easily control playing / pausing, adjusting the volume, previous / next songs, answering / rejecting / ending an incoming call and redialing the last number.
[Duration Time]
Built-in 55mAh battery provides up to 2.5 hours of talking time and 2 hours of music time. Powered by the included USB charging dock, very convenient to use, no cable needed.
Specifications:
Brand Name: Coolmax
Model Number: D2
BT: 4.0
Transmission Distance: 10m
Frequency Responce: 20-20KHz
Impedance: 16Ω
Sensitivity: -42dB±2dB
Built-in 3.7V / 55mAh Rechargable Li-polymer Battery
Talking Time: 2.0-2.5 hours
Music time: 2 hours
Standby Time: up to 80 hours
Color: Black, White (Optional)
Headphone Sise: 5.6 * 1.7 * 1.2cm / 2.20 * 0.67 * 0.47in
Headphone Weight: 9g / 0.31oz
Package Size: 15.9 * 8.5 * 3.7cm / 6.26 * 3.34 * 1.45in
Package Weight: 50g / 1.74oz
Package List:
1 * BT Earphone
1 * USB Charging Dock
3 * Earmuff
1 * English User Manual