• Bluetooth Ver 2.0 + EDR
• Wireless working range: up to 33 feet
• Talking time: up to 3 hours
• Standby time: up to 50 hours
• Battery: High Capacity Rechargeable Li-Polymer
• Charging time: 2 to 3 hours
• Operating Temp.: 5F ~ 131F
• Dimensions: 1 2/5” x 3/5” x 0.5”
• Weight: 0.31oz

Color: Black
Max Imprint Area: 3/8”W x 1”H
Packaging: Gift Box, Travel Charger
Weight: 40 pcs / 28 lbs