Sony SBH20 Smart Wireless NFC Bluetooth 3.0 In-Ear Headphones Stereo Headset Earbuds - Turquoise (Green)

Features Bluetooth 3.0 Multipoint connectivity NFC Specifications Dimensions: 33.3 x 33.3 x 12.3 mm Weight: 12.3 grams Connectors Micro USB charger connector 3.5mm headphone connector Supported Bluetooth profiles Handsfree profile (HFP) v1.6 (HD ready) Advanced Audio Distribution Profile (A2DP) 1.2 Audio Video Remote Control Profile (AVRCP) v1.4 - Control and Target role Headset Profile (HSP) V1.2 Compatibility Bluetooth enabled smartphones, tablets and computers with support for Bluetooth profiles listed above. Controls Power key Answer / Call End / Play / Pause keys Next / Previous track keys Volume Up / Down keys Battery capacity Standby time: 400 hours (up to) Talk time: 6 hours (up to) Stream time: 6 hours Battery: 110 mAh Acoustic Speaker type: 9.2mm dynamic, 16ohm Ear coupling: Insert Nominal Impedance: 18±3ohm Driver type: Dynamic Driver size: 9.2 mm Speaker frequency range: 20Hz .. 20000Hz Sensitivity: 100.5dB SPL /mW at 1kHz Total harmonic distortion: <0.5% (100Hz .. 10000Hz @ 1mW) Microphone: 4mm ECM