- Excellent voice and sound quality, even with strong background noise - Full duplex communication: Speak and listen simultaneously - Perfect training support for 2 to 6 people - Bluetooth connection over a distance of up to 500 meters, regardless of mobile network - Simple operation with just three buttons - High battery life: Up to 10 hours of talk time and up to 3 days standby Compact and compact and Robust design: dimensions 75 x 50 x 24 mm - Connections: Optional Bluetooth headset or 3.5 mm jack socket - Micro USB charging port - Suitable for temperatures from -10°C to 45°C - Housing colour: turquoise with silver buttons - Box contents: - 2x CEECOACH devices - 2x clip holder - 2x premium headset - 2x USB charging cable - 1x user manual