Type 1: BY-PVM3000S(Small)Type 2: BY-PVM3000M(Middle)Type 3: BY-PVM3000L(Large)Color: BlackMaterial: Aluminum alloyTransducer: Electret condenserPolar Pattern: SupercardioidFrequency Response: 40-20000Hz(small), 50-20000Hz(middle), 60-20000Hz(large)Signal to Noise Ratio: 80dBPower Requirements: 24V / 48V DC phantom power or 1.5V AA battery(Battery NOT included)Sensitivity: -32dBOutput Impedance: 50Plug: 3-pin XLRFilter: 2-step low-cut filterLow Frequency Filter Switch: 150Hz--SmallItem Weight: 163g / 5.75ozItem Size: 28cm / 11.02inPackage Weight: 631g / 22.26ozPackage Size: 31.3 * 11.7 * 8.5cm / 12.32 * 4.61 * 3.35in--MiddleItem Weight: 198g / 6.98ozItem Size: 38cm / 14.96inPackage Weight: 729g / 25.71ozPackage Size: 33.8 * 11.7 * 9.5cm / 13.31 * 4.61 * 3.74in--LargeItem Weight: 242g / 8.54ozItem Size: 50cm / 19.69inPackage Weight: 889g / 31.36ozPackage Size: 42.3 * 11.7 * 9.7cm / 16.65 * 4.61 * 3.82inWelcome to our store, the store integrity management, welcome customers to come to rest assured to buy, we will serve you wholeheartedly! I wish you a happy shopping in our store, I wish you a happy life!