Dear，Pls leave a massage to tell us what design (Color) do you want.thank you.

Model： M2 Pedometer VersionBluetooth Version: CSR V4.0Operating Distance： 10mCharging time: 2.5 hoursConversation time： 8 hoursMusic playtime: 6 hoursStandby time： 100 hoursMultipoint Pairing： 2 phonesFrequency range: 20HZ-20KHZSensitivity: 110DB+/-3DB(at 1KHZ，1mW)Input power: rated 5mW/Max 10mWImpedance: 32Ω +/-15%Lenth: 28.0cmColor: Red/Blue/Green/Orange