Aoer&reg; G Shape Earpiece Headset PTT for Motorola Multipin Radio Ht750 Ht1250 Ht1250ls Ht1550 Ht1550xls Mt850 Mt850ls Mt950 Mt8250 Mt8250ls Mt9250 Etc. Sold exclusively by AOER Excellent for use in police, military, nightclubs, bars, paintball, security,restaurants, hotels, bouncer, warehouses, and noisy environments. Durable and thick cable, designed for tough environment This headset is for Motorola radios that require an oval side mount pin connector with retaining screw