📘 Blue Book

📺 Television

📙 Orange Book

💍 Ring

🎛️ Control Knobs

🔌 Electric Plug

💎 Gem Stone

🎤 Microphone

💻 Laptop

🔇 Muted Speaker

🎧 Headphone

🔈 Speaker Low Volume

📻 Radio

🔉 Speaker Medium Volume

🎷 Saxophone

🔊 Speaker High Volume

🎸 Guitar

📢 Loudspeaker

🎹 Musical Keyboard

📣 Megaphone