Product model: K12 single microphone (unit price of dual microphones is 5 yuan higher)

product features: Bluetooth connection/TF card to play music

texture technique: ABS + acrylic

door type: Type-c/TF card/usb

power supply mode: Type-c

regular color: white, blue, pink

product Size: 8.6*8.6 * 6.6cm

net Weight: 367.4G

speaker Power: 5W

speaker Frequency range: 90HZ-18HZ speaker input signal: 42DB

sound box power adapter: DC5V1A (can be used with mobile phone charger) speaker charging duration: about 2.5 hours

microphone vibration pickup: Back pole capacitor microphone head

microphone working voltage: 3.7V

microphone frequency range: 90HZ-18HZ

microphone power adapter: DCVS1A (can be used with mobile phone charger) microphone charging duration: 3.5-4 hours color box size single microphone/Double microphone: 15.6*16.2*7.5cm/20*16.2*7.5cm single wheat/double wheat package weight: 480.4G/565,2G

carton size single wheat/double wheat: 78.5*34*32.8CM/41.2:39.5*50.3cm single wheat/double wheat packing number: 40PCs/30PCs single wheat/double wheat weight: 19.216KG/16.956KG