Syllable D9X Wireless Bluetooth Earbuds Headsets with Charging Box

The Syllable D9X Bluetooth Earbuds have adopted a wireless design which will enable you to effortlessly pair the headsets with your bluetooth enabled device (smartphone or tablet) and have instant music play.
True Wireless Design Wireless connection via Bluetooth, wireless charging, as well as no wires between the two earpieces.
Separated Magnetic Battery Connect with the earphone via magnet, plug and play, support 2 hours playing time. Comes with 3 spare batteries for changing.
Portable Charging Case Can charge 2 batteries at the same time, support charge for 3 times.
ACC Decoding Technology Enable you to have a clear call even in noise or in the wind.
One Key Control Simple design only with one key, but you can easily control power on/off, pair, answer phone call etc, very convenient.
Lighter Shape Compact design for maximum portability.
Wide Compatibility Compatible with all Bluetooth enabled devices.
Specifications
Brand Syllable
Model D9X
Connectivity Wireless
Plug Type Bluetooth
Driver Unit 8mm
Frequency Response 20-2000Hz
Impedance 16ohms
Sensitivity 100 ± 3 dB
Working Voltage 4.7
Working Time 2h
Talk Time 2h
Standby Time 2h
Charging Time 0.5h
Bluetooth Version V4.2
Headphone Sensitivity 106db
Microphone Sensitivity -42db±3db
Bluetooth Yes
Bluetooth Distance W/O obstacles 10m
Bluetooth Protocol A2DP, AVRCP, HFP, HSP
Bluetooth Mode Hands free
Battery Voltage 3.7
Battery Capacity 4 x 152 mAh
Battery Lifetime (times) 2
Product Weight 68g
Product Size 5.50 x 1.50 x 2.50 cm
Package Contents 1 x Pair of Headsets, 4 x Magnetic Batteries, 1 x Charging Box, 1 x User Manual