Fineblue F-V3 Bluetooth 4.1 Wireless Stereo Bluetooth In-Ear Earphone Mini Headset Black Type-Galaxy A Series Parts With carabiner and hand strap

With carabiner and hand strap

Sensor type: 1/3 inch cmos 7070

Core material: bare copper wire

Fully compatible with Casio CNP120 original battery and rechargeable battery

bright LED light source

Fineblue F-V3 Bluetooth 4.1 Wireless Stereo Bluetooth In-Ear Earphone Mini Headset Black Type-Galaxy A Series Parts With carabiner and hand strapFeatures: 1. V4. 1 CSR Master 2. Support Bluetooth stereo music playback function (A2DP) 3. Can connect two mobile phones at the same time (one to two) 4. Display the battery on your iPhone 5. With noise reduction and echo suppression technology, the sound quality in any noisy environment is still excellent. 6. Long standby (about 7 days standby), up to 5 hours talking time 7. One button power on pairing, can remember to automatically connect 8. Voice