Motorola CP100, SP10 & SP21, DTR550/650, Earbud. (HMN9004) Quantity in Basket: None Code: HMN9004 Price: $18.00 Shipping Weight: 1.00 pounds Quantity: Motorola (HMN9004) Earbud (Single Wire - Receive Only) for CP100, SP10 & SP21.