General specifications Bluetooth version 4.2 Driver size (mm) 40 Audio specifications Driver sensitivity at 1 kHz / 1 mW (dB) -15 dBV / Pa Impedance (ohms) 32.0 Dimensions Weight (g) 220 Weight (oz) 7.76 Control and connection specifications Bluetooth profiles A2DP 1.2, AVRCP 1.5, HFP 1.6, HSP 1.2 Bluetooth frequency 2.402 GHz-2.480 GHz Bluetooth transmission modulation GFSK, π / 4 DQPSK, 8DPSK Bluetooth transmission power الحالة جديد