We will test it before shipment. Reference Weight:0.074kg (0.16lb.) "/> Features: All of our items are Brand New. A remote microphone with push to talk button you can clip anywhere. Earbud fits snugly in your ears, which keeps your conversations private. The mic is VOX ready. It can work in VOX mode with radios which has built-in VOX function. If your radio does not have built-in VOX function, it can still work in PTT mode. Applications: Relevant personnel: police, military, bouncer, and businessman. Related sites: nightclubs, bars, paintball, security, restaurants, hotels, airports, casinos, manufacturing plants, conventions, concerts, warehouses, and noisy environments. Specifications: Color: Black Cable length: approx. 1.5m/4.92 feet Weight: approx. 70g Quantity: 2PCS Applicable Models: HT750, HT1250, HT1250LS, HT1550XLS GP140, GP320, GP328, GP329, GP338, GP339, GP340, GP360, GP380, GP640, GP680, GP1280MTX850, MTX850LS, MTX900, MTX950, MTX960, MTX8250, MTX8250LS, MTX9250 PR860, PRO5150, PRO5350, PRO5450, PRO5550, PRO5750, PRO7150, PRO7350, PRO7450, PRO7550, PRO7750, PRO9150, PTX700, PTX760, PTX780 Notes: please allow 1-3cm error due to manual measurement and there will be different color as different display, please understand. Thanks. 2Pcs Earpiece Headset