Features:Stereo speakers, perfect bass.Heart-shaped pointing dynamic microphone, professional studio level configuration.Three-mixed "Music Artifact": dry mode, mix mode, native mode.Easy and convenient to use.Fine quality sound effects bring strong auditory impact.Compatible with mobile singing APP, let more people enjoy your singing.The silicone belt is made of silicone material, which is comfortable to use and high plasticity.Eight-magnets are used in the iK8 sound box. When the iK8 is opened, it can be attached to the surface of ferromagnetic materials such as refrigerators and metal doors.Specifications:Speaker: Product size: 110mm x 132mm ( H )Silicone wear hose 341mm, total length 605mmBattery: 5200mAhSpeaker: 53mm, 49, 8W × 2tPower: 7.5W × 2 (RMs)Distortion: ≤1%SQ ratio: ≥65dBFrequency response: 100Hx - 18KHzInput: 5V 2.0AUse time 15H, charging time 2-3 hoursMicrophone:Product Size: 76mm×150mmB-attery: 1000mAhOutput impedance: 6009 ( + / -15% )Sensitivity: 54 (+ 3) dB (at 1 KHz) (2dB-1V ) /Pa Frequency response: 70Hz-15KHzPointing features: single pointInput: 5V 500mAUse time 18H, charging time 2-3 hoursGeneral:Color: Black, grey, pink, red(optional)Material: Metal,Rubber Design: Round Supports: BT Compatible with: i-Phone,i-Pod Connection: Wire-less Interface: 3.5mm Audio Audio Source: BT Enabled Devices Speaker Impedance: 4 ohmTechnical ParametersPower Output: 7.5 x 2 (RMS)Package weight: 1020g/2.24pounds Product size (L x W x H): 605 x 110 x 132mm / 23.82 x 4.33 x 5.2 inches Package size (L x W x H): 250 x 170 x 220mm / 9.84 x 6.69 x 8.66 inchesPackage list: 1 x Speaker1 x Microphone1 x 3.5mm Audio Cable1 x Sponge1 x USB CableFAQ:Can the net cloth of the speaker be replaced?-No, the mesh and speakers are fixed.Can two speakers be worn on both shoulders?-It is recommended that the main speaker (with button end) is worn on the right shoulder and the secondary speaker is worn on the left shoulder to enjoy the correct cube sound.Why buy two sets of iK8, singing at the same time, only one microphone can be used?-At present, both microphones transmit at the same frequency. When two microphones of the same frequency are used at the same time, they will interfere with each other and can only receive signals from one of them normally. How to connect to mobile phone to sing?-iK8 has two ways to connect to a cell phone: 1. BT connection2. AUX audio cable, if you require fine quality recording, suggest using AUX way to connect the phone.How to set iK8 to use the soundtrack?-Press the M button on the microphone twice after power on. When the color turns green, it is the original sound.