1. OLED display, easy to master the headset state, such as the volume, battery level and caller number.
2. Bluetooth 4.1, the newest Bluetooth version, bring top speed & power saving & enhanced transmission, superbly compatible with iOS, Android and Microsoft, a perfect match for 4G, standby time up to 100hrs.
3. Advanced DSP noise reduction, reduce the noise around you, bring you crystal-clear calls.(non active noise cancelling)
4. Streamlined design, stylish and simple; Clip-style design, fix firmly to collar.
5. Multifunction: 1. Wireless expansion, ordinary speaker can also become Bluetooth speaker; 2. Connect to two mobile phones at the same time;3. Voice prompt in 4 languages, English/Chinese/French/Spanish.

Technical Details

Size (LWH): 7.7 inches, 4.1 inches, 1.9 inches
Product Details
Product Dimensions: 7.7 x 4.1 x 1.9 inches
Shipping Weight: 0.45 pounds (View shipping rates and policies)
ASIN : B00Q2ZILYO