Valcom's V-1042 Slimline One-Way, Self-Amplified, Built-In Volume Control Wall Speaskers are Modern and Affordable. All units feature Easy Installation - Simply Hang On A Single Screw Or Use The Two Screw Bosses, Available in Black (BK), White (W), Brown (BR), Gray (GY), Custom Colors; Shipping Weight: 3.8 lbs (1.7 kg); Dimensions: 7.0" H x 10.3" W x 3.8" D (17.8 cm x 26.2 cm x 9.6 cm)