Bluetooth Version: CDN 5.0·Support Protocol: A2DP1.3/HFP1.6/HSP1.2/AVRCP1.6/D11.3·Battery Capacity: Left And Right Earphones: 45 MAh, Charging Box: 400 MAh·Charging Power Supply: AC Input 110-240V; DC Output 5V·Transfer Power: Class2·Wireless Frequency: 2.402-2.480GHz·Call Duration: About 3-5 Hours·Music Play: About 3-5 Hours·Charging Time: 1.5 Hours·Denoising: Intelligent Denoising Technology Of DSP·Operation Range: 15 M Effective Distance·Charging Interface: Micro-USB Bluetooth Version: CDN 5.0·Support Protocol: A2DP1.3/HFP1.6/HSP1.2/AVRCP1.6/D11.3·Battery Capacity: Left And Right Earphones: 45 MAh, Charging Box: 400 MAh·Charging Power Supply: AC Input 110-240V; DC Output 5V·Transfer Power: Class2·Wireless Frequency: 2.402-2.480GHz·Call Duration: About 3-5 Hours·Music Play: About 3-5 Hours·Charging Time: 1.5 Hours ·Operation Range: 15 M Effective Distance·Charging Interface: Micro-USB
