Warranty: 1 Year

• General Features:
• Sony Bluetooth wireless stereo foldable headset model DR-BT21G
• Black color
• Bluetooth 2.0
• Portable folding design
• Neck-band design
• Use as stereo headphones for music or as a headset
• Clear audio quality
• Remote control on earpiece
• Play, Stop, Pause, FF, FR remote control functions
• Subtle built-in microphone
• Built in Lithium ion rechargeable battery
• Approximately 11 hours of continuous music playback
• Approximately 100 hours of standby time
• Charging time approximately 2.5 hours
• Multicolor indicator LED
• Only 2.3 oz
• Specifications:
• Headphone Type: Open air, dynamic
• Headphone Frequency Range: 14-24,000Hz
• Microphone Type: Electret condenser omni-directional
• Microphone Frequency Response: 100-4,000Hz
• Battery Indicator: Red (charging); Blue (normal operation)
• Bluetooth Profiles: A2DP, AVRCP, HFP 1.0, HSP 1.1
• Neodymium headphone magnets
• Audio Driver Unit: 30mm, dome type
• Supported Codecs: SBC, MP3