I need an MP3 speaker module meeting these specifications:
- Power input: USB 5V (Micro-USB/Type-C)
- Media input: TF card or USB drive compatibility
- Auto-play function upon power activation
- Physical controls: Rocker power switch + volume knob
- 2W mono or 2×3W stereo amplifier
- Integrated speaker required
- Basic plastic enclosure (no custom molds)

Additional requirements:
- Immediate playback when connected to power with switch ON

Please provide:
1. Sample cost with shipping
2. Unit price for 100pcs MOQ
3. Lead time for samples and bulk production