Admisitr Mini 503 Wireless SIM Card FM Over-ear Bluetooth Headphones for Sports and Running, Over-ear Bluetooth Headsets

Features Adopting the high-speed Bluetooth V4.0-EDR standard to ensure high-quality and clear stereo audio transmission. High-speed transmission within 10 meters (Class 2 standard), portable and wired. Innovative dual-damping balancing technology delivers the perfect music experience. Long conversation time, universal compatibility with all phones, music player with A2DP support. Function keys: Volume and -, music play, pause, previous song, next song. Supports all Bluetooth devices, including hang-up, reject calls, and callback.

Specifications Model: Mini 503 Net Weight: 40g Voltage: 3.7V Channel: Stereo Main Chip: 3.0kHz EDR Bluetooth Version: Version 4.0 + EDR Compatible with: V2.1, V2.0, V1.1 Charge/Discharge Protection: IC Rechargeable Battery: Lithium-Polymer Frequency Range: 2.4G Frequency Response Range: 20-20Kh Transmission Power: Class 2 Transmission Frequency: 2.4GHz Transmission Range: 10 meters Average Sensitivity: 105dB (AT 1KHZ) (3dB) Supported File Formats: A2DP, Headset, and Handsfree Mode

Stereo, Music, Sports, with TF Card Slot Range Transmission Compatible with various brands of Bluetooth devices

Package Included: 1 x Bluetooth Headset 1 x Charging Cable 1 x Retail Package Note: No TF Card

Volume Control: Yes