Weight: 44g(1.55 oz.) (Battery included) Dimensions: 38 x 38 x 19 mm Frequency Response: 20 Hz - 20 KHz Sample Rate: 48 KHz, 16 Bit SPL (Sound Pressure Level): 105 dB @ 1 KHz THD (Total Harmonic Distortion): 0.5 % SNR (Signal to Noise Ratio): 85 dB A2DP (Advanced Audio Distribution Profile) AVRCP (Audio Video Remote Control Profile) HSP (Headset Profile) HFP (Hands-free Profile)