Speaker Component: Maximum Practical Output: 12 W; Frequency Response: 80 Hz - 12 kHz
■Speaker format: Sealed full-range speaker
■Speaker unit size: 3 inches (diameter approx. 3.0 inches (76.2 mm)
■ Load Impedance: 4Ω
■ Microphone input: 3.5mm microphone jack
■External input: 3.5mm stereo mini jack (AUX IN), microSD card (less than 64 GB).
■ Power Supply: Built-in lithium-ion battery (3.7 V 2,000 mAh)
■Charging port: Micro USB■Charging time: about 4 hours (when charging 5V/1A)
■ Continuous Usage Time: About 15 hours (50% volume), microSD music playback / About 8 hours (50% volume), Bluetooth connection music playback / About 8 hours (50% volume).
■ Size (W x D x H): Approx. 3.7 x 1.7 x 3.9 inches (93.5 x 44.6 x 100.7 mm); Approx. 8.5 oz (
■Material: ABS resin
■ Accessories: Head microphone (approx. 3.3 ft (1 m), microphone sponge, strap (approx. 27.6 - 51.2 inches (70 - 130 cm), micro USB cable for charging (approx. 16.9 inches (43 cm) x 1
■Country of Origin: China; Instruction Manual: Japanese instruction manual included
Bluetooth part: Bluetooth Ver.4.0.
■Supported profile: A2DP■Audio codec: SBC
■Communication distance: Up to about 32.8 ft (10 m) (depending on the usage environment. )
■Transmit output: Class 2
Microphone Part: Model: Uni-Directional Electret
■ Frequency response: 300Hz-10KHz
■Input signal: Cable microphone (-39dB ~ -42dB )
■Operating voltage: 1-5V
■ S/N ratio: 58dB or higher
■Current consumption: less than 0.5mA (supply voltage 3V)
■Impedance: 2.2KΩ(1KHz)
■Head Microphone Weight: Approx. 1.2 oz (34 g).
■ Cable Length: 3.3 ft (1 m) ■ Connection Compatibility: For smartphones and tablets PCs.
Bluetooth devices with Bluetooth 4.0, A2DP profile, or music player with 3.5mm connectivity
This product is not waterproof.
As an outdoor standard, it can guide approximately 30 people and 50 to 60 people in a relatively quiet indoor environment.