Keys and parts1 — Micro USB connector to connect to a compatible PC2 — Nokia AV Connector (3.5 mm) for compatibleheadsets, headphones, and TV-out connectors3 — Charger connector4 — Power key5 — Earpiece6 — Light sensor7 — Proximity sensor8 — Touch screen9 — Secondary camera10 — Volume/Zoom key11 — Media key12 — Screen and key lock switch13 — Capture key14 — End key15 — Menu key16 — Call key17 — Pen stylus18 — Camera lens19 — Camera flash20 — Loudspeakers21 — Cover of the SIM card slot22 — Cover of the memory card slot23 — Wrist strap opening24 — MicrophoneDuring extended operation such as an active video calland a high speed data connection, the device may feel